A flow control valve 1 'in a negative pressure type pre actuated sprinkler facilityIt has a piston part 6 which can be moved forward by the pressure of water.Due to the pressure of the water flowing, it moves to the most advanced position against the biasing force of the Coyle spring...
momentary fluid flow in the solenoid circuit, is responsible for complete regulation of the flow characteristics of the valve. The requirement for large shut-off springs and flow control adjustment screws has been eliminated.申请人：MAY; GORDON H.代理人：Peter Peckarsky 更多信息请下载全文后查看 ...
Product name:solar power smart water valve;Application:Agriculture Garden Farm Irrigaiton;solar panel:Monocrystalline silicon 5V 0.6W;Battery:18650T 2000mAh 3.7V;Built-in flow meter:Yes;Network connection:4G/LoRa;botton connector port 1:solar power charg
Sprinkler flow valves A sprinkler assembly is disclosed, having a flow control valve accessible from an exterior of the assembly, a backflow preventer valve that prevents water ... TT Company 被引量: 0发表: 2015年 FLOW CONTROL DEVICE AND METHOD FOR IRRIGATION SPRINKLERS An irrigation sprinkler is...
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A central station including a water supply inlet is connected to the main supply hose outlet and a plurality of hose outlets, each having an associated flow control valve, supplies water to sprinklers, or similar devices at the outer end of hoses which are connected at their inner ends to ...
Self-contained, automated flow control system for use in a water distribution system such as a sprinkler system. The system has a master valve which controls communication between a supply line and a manifold, and a plurality of control valves which control communication between the manifold and ...
This invention relates to fixed spray sprinklers having a flow shut off valve. Fixed spray sprinklers are well known which comprise a fixed spray nozzle that is threaded onto the top of a flow conduit. Both the nozzle and the conduit are considered “fixed” because they do not rotate about...
1. The ornamental design for a control valve for sprinkler system, as shown and described.Description: FIG. 1 is a front, top and left side perspective view of a control valve for sprinkler system showing my new design; FIG. 2 is a front, top and right side perspective view thereof; FI...
A central station including a water supply inlet is connected to the main supply hose outlet and a plurality of hose outlets, each having an associated flow control valve, supplies water to sprinklers, or similar devices at the outer end of hoses which are connected at their inner ends to ...